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Removing All Child Views from View
How would I remove all child views from a widget? For example, I have a GridView and I dynamically inflate many other LinearLayouts into it; later in my application I am looking to start fresh with that GridView and clear all of its child Views. How would I do this? TIA.
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Is the pImpl idiom really used in practice?
...ion time. End users usually also don't, as they always compile it once and from the beginning.
Possible disadvantages are (also here, depending on the implementation and whether they are real disadvantages for you):
Increase in memory usage due to more allocations than with the naïve variant
inc...
What's the easiest way to install a missing Perl module?
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Gentoo: category dev-perl
You should always prefer them as you benefit from automatic (security) updates and the ease of removal. This can be pretty tricky with the cpan tool itself.
For Gentoo there's a nice tool called g-cpan which builds/installs the module from CPAN and creates a Gentoo pac...
Unable to authenticate with Git Bash to Visual Studio Team Services
...; Alternate Authentication Credentials
Edit: Add more details about this from VSTS (taken from the alternate credentials screen)...
ALTERNATE AUTHENTICATION CREDENTIALS
Some applications that work outside the browser (including Team
Explorer Everywhere command line client and the git-tf...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
...explicitly, so you may want to use it if only to keep the compiler quiet.
From a purely stylistic point-of-view, including the virtual keyword clearly 'advertises' the fact to the user that the function is virtual. This will be important to anyone further sub-classing B without having to check A'...
Correct format specifier to print pointer or address?
...epresentation of a char * address for a given memory location is different from the 'anything else pointer' address for the same memory location. This would be a word-addressed, instead of byte-addressed, machine. Such machines are not common (probably not available) these days, but the first mach...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...rence this.
Method:
public synchronized void method() { // blocks "this" from here....
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} // to here
Block:
public void method() {
synchronized( this ) { // blocks "this" from here ....
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} // to here...
}
See? No advanta...
Get child node index
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ES6:
Array.from(element.parentNode.children).indexOf(element)
Explanation :
element.parentNode.children → Returns the brothers of element, including that element.
Array.from → Casts the constructor of children to an Array object...
List or IList [closed]
...oriented programming. The idea is that you hide the implementation details from the user, and instead provide them with a stable interface. This is to reduce dependency on details that might change in the future.
– jason
Dec 30 '08 at 13:35
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Get Base64 encode file-data from Input Form
I've got a basic HTML form from which I can grab a bit of information that I'm examining in Firebug.
6 Answers
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